Monitoring shows high water, lower salinity in places; seagrass improving in parts of lagoon Agency monitoring through October 2025 found unusually high water levels across the Indian River Lagoon, localized salinity declines after heavy October rain, mixed phytoplankton blooms and localized seagrass gains; oyster recruitment in the St. Lucie Estuary showed a strong June pulse and elevated September densities.

Recent monitoring reveals unusually high water levels and lower salinity in the Indian River Lagoon, with promising signs of seagrass recovery and strong oyster recruitment—what does this mean for the ecosystem?

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